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Related Concept Videos

Traumatic Brain Injury l: Introduction01:28

Traumatic Brain Injury l: Introduction

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DefinitionTraumatic brain injury, or TBI, is a disturbance of normal brain function induced by an external mechanical force, such as a direct blow to the head or a penetrating injury. It can affect both brain structure and function, producing a wide range of clinical outcomes. TBI is a heterogeneous condition, meaning its effects may differ based on the type, location, and severity of the injury.Basis of ClassificationTBI is classified based on severity, injury mechanism, or pathophysiology. In...
25
Spinal Cord Injury ll: Pathophysiology01:14

Spinal Cord Injury ll: Pathophysiology

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Spinal cord injury progresses through two interconnected phases: primary injury and secondary injury.Primary InjuryPrimary injury happens at the moment of trauma and involves immediate mechanical damage to the spinal cord.Compression happens when broken vertebrae, herniated discs, or accumulating blood (such as a hematoma) press directly against the spinal cord, distorting its normal shape and function. In cases of contusion, the cord is bruised by a blunt force (like penetrating injuries or...
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Neurogenesis and Regeneration of Nervous Tissue01:15

Neurogenesis and Regeneration of Nervous Tissue

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In the CNS, neurogenesis, the birth of new neurons from stem cells, is limited to the hippocampus in adults. In other regions of the brain and spinal cord, neurogenesis is almost non-existent due to inhibitory influences from neuroglia, especially oligodendrocytes, and the absence of growth-stimulating cues. The myelin produced by oligodendrocytes in the CNS inhibits neuronal regeneration. Furthermore, astrocytes proliferate rapidly after neuronal damage, forming scar tissue that physically...
2.1K
Secondary Spinal Cord Injury llI: Pathophysiology01:25

Secondary Spinal Cord Injury llI: Pathophysiology

52
Early Ischemia and Ionic ImbalanceWithin minutes of spinal cord injury, a secondary cascade begins, progressing over hours to weeks. Vascular damage reduces blood flow, causing ischemia and mitochondrial dysfunction. ATP depletion leads to ion pump failure, membrane depolarization, sodium influx, potassium efflux, and water accumulation, resulting in cellular swelling. Increased intracellular calcium further disrupts mitochondria and accelerates cellular injury.Excitotoxicity and Neuronal...
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Related Experiment Video

Updated: May 4, 2026

Murine Model of Controlled Cortical Impact for the Induction of Traumatic Brain Injury
05:01

Murine Model of Controlled Cortical Impact for the Induction of Traumatic Brain Injury

Published on: August 16, 2019

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Neurotraumatology.

Edward C Perry1, Hazem M Ahmed1, Thomas C Origitano1

  • 1Department of Neurological Surgery, Loyola University Medical Center, Maywood, IL, USA.

Handbook of Clinical Neurology
|December 25, 2013
PubMed
Summary
This summary is machine-generated.

Neurotraumatology, the study of brain and spinal cord injuries, relies on examination, imaging, and expert decision-making to limit secondary damage. Treatment strategies address brain swelling and spinal column stability, with current management guidelines discussed.

Keywords:
Traumatic brain injurycerebral edemaintracranial pressurespinal cord injuryspinal instability

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Area of Science:

  • Neuroscience
  • Neurosurgery
  • Trauma Care

Background:

  • Neurotraumatology integrates historical practices with modern diagnostic and therapeutic approaches.
  • Understanding the neurobiology of cranial and spinal injuries is crucial for effective treatment.
  • Secondary injury progression is a key target for therapeutic interventions in neurotrauma.

Purpose of the Study:

  • To review the foundational principles of modern neurotraumatology.
  • To outline the distinct treatment considerations for brain versus spine injuries.
  • To present current guidelines for both non-operative and operative management of neurotrauma.

Main Methods:

  • Review of established neurotraumatology principles.
  • Analysis of neurobiological mechanisms underlying secondary injury.
  • Synthesis of current clinical guidelines for patient management.

Main Results:

  • Modern neurotraumatology utilizes physical examination and advanced imaging for precise pathology localization.
  • Therapeutic goals emphasize limiting secondary injury through targeted interventions.
  • Brain injury management focuses on intracranial pressure reduction, while spine injury management includes spinal stability assessment.

Conclusions:

  • Effective neurotraumatology requires a multidisciplinary approach combining diagnostics and tailored medical/surgical strategies.
  • Management protocols must account for the unique biomechanics and pathophysiology of cranial and spinal injuries.
  • This review provides an overview of contemporary guidelines for neurotrauma care.